class_docstr: Helper class to read values from the registry
      
code: def get_value(cls, path, key):
      for base in HKEYS:
          d = cls.read_values(base, path)
          if d and key in d:
              return d[key]
      raise KeyError(key)
  
imports: import os
  import subprocess
  import sys
  import re
  from distutils.errors import DistutilsPlatformError
  from distutils.ccompiler import CCompiler
  from distutils import log
  import winreg
label_desc: Use image node_id 1 for calling the Reg obj's underlying member method code with example usage: obj.get_value(cls, path, key) and returns: d